If you describe a situation, experience, or activity as ~ territory or waters, you mean that it is new or unfamiliar.
Carter’s fourth album definitely moves into ~ territory.
...a largely ~ area of medical science.
= unexplored
ADJ: usu ADJ n
If you describe a situation, experience, or activity as ~ territory or waters, you mean that it is new or unfamiliar.
Carter’s fourth album definitely moves into ~ territory.
...a largely ~ area of medical science.
= unexplored
ADJ: usu ADJ n
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012